The correct answer is A. There are slight problems; things could get worse.
Step-by-step explanation:
The red, yellow, and green method is a code used in projects to indicate the progress of a plan or project. In this method, green means everything is fine and there is positive progress, also the project will be completed in the time and withing the budget expect; yellow is used to indicate minor issues that can be solved or become worst and finally red means there are serious issues. According to this, in this method yellow, can mean "here are slight problems; things could get worse".